Submission #518620

#TimeUsernameProblemLanguageResultExecution timeMemory
518620sudheerays123Global Warming (NOI13_gw)C++98
29 / 40
212 ms35268 KiB
#include <bits/stdc++.h> using namespace std; #define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); #define ll long long int #define tc ll test;cin >> test;while(test--) #define vi vector<ll> #define pll pair<ll,ll> #define pb push_back #define mp make_pair #define INF 1e18 #define MOD 1000000007 #define ff first #define ss second #define in >> #define out << #define space << " " << #define spacef << " " #define fo(i,a,b) for(ll i = a; i <= b; i++) #define rfo(i,a,b) for(ll i = a; i >= b; i--) #define nextline out "\n" #define print(x) for(auto i : x ) cout out i spacef #define mmax(x,i) x = max(x,i) #define mmin(x,i) x = min(x,i) #define N 105 int main() { fast; ll n; cin in n; vector<pll> h(n+5); fo(i,1,n){ cin in h[i].first; h[i].second = i; } ll ans = -INF; ll island = 0; vector<bool> added(n+5,false); sort(h.rbegin(),h.rend()); for(ll i = 0; i < n;){ ll x = h[i].first; while(h[i].first == x){ added[h[i].second] = true; if(added[h[i].second-1] == added[h[i].second+1]){ if(added[h[i].second-1] == false) island++; else island--; } i++; } mmax(ans,island); } cout out ans; return 0; }
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